computer programmed control eliminates human influence to quality of coal sampling 计算机程控操作,排除了人为因素对煤质采样的影响。
2 . this machine adopts japan mitsubishi computer program control system . this protects well the electric system of the machine 2该机配备日本三菱电脑程控系统对整机的电路系统起了良好保护作用。
5 . finally, conclusion and the improvement of the system . during the design of this project, our country's practical situation are fully considered . using contemporary new apparatus, developed electronic device advanced multi-functional programmable ac standard sources into the computer programmed control . developed the checking equipment which has multil-functions such as check, collect data, mirror caculation and data copy to achieve checking automatic or half-automatic of ac metor . it will make ac indictor's check and management to reach a new level 在本课题设计过程中,充分考虑到我国的具体国情,利用当代新器件,研制全电子式、高等级、多功能程控交流标准源,并将标准源与计算机控制相结合,研制出具有校验、数据采集、误差计算和数据打印等功能的校验设备,实现交流仪表的自动化或半自动化校验,使我国交流仪表的校验和管理达到一个新的水平。